Number of (n+1) X (n+1) 0..1 arrays with the number of equal 2 X 2 subblock diagonal pairs and equal antidiagonal pairs differing from each horizontal or vertical neighbor, and new values 0..1 introduced in row major order.

A205218

Number of (n+1) X (n+1) 0..1 arrays with the number of equal 2 X 2 subblock diagonal pairs and equal antidiagonal pairs differing from each horizontal or vertical neighbor, and new values 0..1 introduced in row major order.

Terms

    a(0) =8a(1) =52a(2) =328a(3) =2144a(4) =14220a(5) =104404a(6) =811604a(7) =7103748a(8) =67274976a(9) =713213320a(10) =8295727284a(11) =106973119052

External references